FGSC System Spiral Nozzle 1 Material:SS Brass Ceramic PVC PVDF TELFLON PP POM 2 Spray Pattern:Hollow Cone ... Spiral Nozzle,Ceramic Spiral Nozzle,Plastic Spiral Nozzle, Silicon Carbide Spiral Nozzles, PVC Spiral Nozzles,POM Spiral Nozzles, Telflon Spiral Nozzles for ... tower, dust control and cleaning.Spiral Nozzle Material:Telflon,PVC,PVDF,SS,BrassSpray Pattern:Full Cone and Hollow ConeThread:Female ...